CeramicSpeed BB ALPHA BB ALPHA T47a

asymmetric T47a threaded shell bottom bracket from CeramicSpeed's BB ALPHA line, sold per crank interface and use (road, gravel, MTB). ceramicspeed.com US market price: $449; US prices are set for the US market, not converted (for example BB ALPHA for BSA Shimano Road is $449 in the US store and EUR 389 in the EU store). msrp_usd is the launch price: October 2025 (launch month) captures of the US store collection pages list BB ALPHA for T47a SRAM DUB Gravel, BB ALPHA for T47a Shimano Gravel at $429 with no compare at price; the price later rose to $449. CeramicSpeed states a lifetime warranty and a lighter cup design than earlier generations. First year 2025: the store listings were published in October 2025 and CeramicSpeed's journal post introducing BB ALPHA is dated 2025-10-15.